Short-Term Effects of Solid Piggery Sludge Application on Soil Properties and Metal Accumulation In Rice and Maize under Humid Lowland Tropical Conditions in Papua New Guinea. Indian J. Soil Cons. [Internet]. 2026 May 12 [cited 2026 Jul. 22];54(1):44-5. Available from: https://ijsc.iaswc.com/index.php/ijsc/article/view/720